import datetime

burp0_url = "http://flights.ctrip.com:80/domesticsearch/search/SearchFirstRouteFlights?DCity1=BJS&ACity1=SHA&SearchType=S&DDate1={}"
now = datetime.datetime.now()
for i in range(1,365):
	delta = datetime.timedelta(days=i)
	n_days = now + delta
	print(burp0_url.format(n_days.strftime('%Y-%m-%d')))
